It says....
Early 80s, the Czech engineer Krnavek filed a patent for a front fork drawn. Overall it was a drawn Earles, very vertical mounted on a CZ to allow maximum clearance in cross .. The exterior may confusion with a fork Ribi, but the principle is not at all the same .... It seems that the search for a maximum deflection have been the purpose of Krnavek, since the swing arm rear is also extremely inclined with disastrous effect chain, and engine positioned vertically to back as much as possible the center of the output gear box ..